{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-34355", "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "state": "PUBLISHED", "assignerShortName": "apache", "dateReserved": "2026-03-27T11:32:12.684Z", "datePublished": "2026-06-08T15:20:30.900Z", "dateUpdated": "2026-06-08T22:32:23.731Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "Apache HTTP Server", "vendor": "Apache Software Foundation", "versions": [{"lessThanOrEqual": "2.4.67", "status": "affected", "version": "2.4.0", "versionType": "semver"}]}], "credits": [{"lang": "en", "type": "finder", "value": "Elhanan Haenel"}, {"lang": "en", "type": "finder", "value": "Junhui Lee"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "A buffer overflow in mod_proxy_html in Apache HTTP Server 2.4.67 and earlier allows an attack by an untrusted backend.<br>Users are recommended to upgrade to version 2.4.68, which fixes this issue."}], "value": "A buffer overflow in mod_proxy_html in Apache HTTP Server 2.4.67 and earlier allows an attack by an untrusted backend.\nUsers are recommended to upgrade to version 2.4.68, which fixes this issue."}], "metrics": [{"other": {"content": {"text": "moderate"}, "type": "Textual description of severity"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-122", "description": "CWE-122 Heap-based Buffer Overflow", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache", "dateUpdated": "2026-06-08T15:20:30.900Z"}, "references": [{"tags": ["vendor-advisory"], "url": "https://httpd.apache.org/security/vulnerabilities_24.html"}], "source": {"discovery": "UNKNOWN"}, "timeline": [{"lang": "en", "time": "2026-03-21T09:59:00.000Z", "value": "Report received"}, {"lang": "en", "time": "2026-06-04T12:00:00.000Z", "value": "fixed in 2.4.x by r1934977"}, {"lang": "eng", "time": "2026-06-08T12:00:00.000Z", "value": "2.4.68 released"}], "title": "Apache HTTP Server: mod_proxy_html buffer overflow", "x_generator": {"engine": "Vulnogram 0.2.0"}}, "adp": [{"metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-06-08T18:11:57.581951Z", "id": "CVE-2026-34355", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-06-08T18:12:38.389Z"}}, {"title": "CVE Program Container", "references": [{"url": "http://www.openwall.com/lists/oss-security/2026/06/08/6"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2026-06-08T22:32:23.731Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "http://www.openwall.com/lists/oss-security/2026/06/08/6"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2026-06-08T22:32:23.731Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2026-34355", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-06-08T18:11:57.581951Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-06-08T18:12:27.177Z"}}], "cna": {"title": "Apache HTTP Server: mod_proxy_html buffer overflow", "source": {"discovery": "UNKNOWN"}, "credits": [{"lang": "en", "type": "finder", "value": "Elhanan Haenel"}, {"lang": "en", "type": "finder", "value": "Junhui Lee"}], "metrics": [{"other": {"type": "Textual description of severity", "content": {"text": "moderate"}}}], "affected": [{"vendor": "Apache Software Foundation", "product": "Apache HTTP Server", "versions": [{"status": "affected", "version": "2.4.0", "versionType": "semver", "lessThanOrEqual": "2.4.67"}], "defaultStatus": "unaffected"}], "timeline": [{"lang": "en", "time": "2026-03-21T09:59:00.000Z", "value": "Report received"}, {"lang": "en", "time": "2026-06-04T12:00:00.000Z", "value": "fixed in 2.4.x by r1934977"}, {"lang": "eng", "time": "2026-06-08T12:00:00.000Z", "value": "2.4.68 released"}], "references": [{"url": "https://httpd.apache.org/security/vulnerabilities_24.html", "tags": ["vendor-advisory"]}], "x_generator": {"engine": "Vulnogram 0.2.0"}, "descriptions": [{"lang": "en", "value": "A buffer overflow in mod_proxy_html in Apache HTTP Server 2.4.67 and earlier allows an attack by an untrusted backend.\nUsers are recommended to upgrade to version 2.4.68, which fixes this issue.", "supportingMedia": [{"type": "text/html", "value": "A buffer overflow in mod_proxy_html in Apache HTTP Server 2.4.67 and earlier allows an attack by an untrusted backend.<br>Users are recommended to upgrade to version 2.4.68, which fixes this issue.", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-122", "description": "CWE-122 Heap-based Buffer Overflow"}]}], "providerMetadata": {"orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache", "dateUpdated": "2026-06-08T15:20:30.900Z"}}}, "cveMetadata": {"cveId": "CVE-2026-34355", "state": "PUBLISHED", "dateUpdated": "2026-06-08T22:32:23.731Z", "dateReserved": "2026-03-27T11:32:12.684Z", "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "datePublished": "2026-06-08T15:20:30.900Z", "assignerShortName": "apache"}, "dataVersion": "5.2"}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "A buffer overflow in mod_proxy_html in Apache HTTP Server 2.4.67 and earlier allows an attack by an untrusted backend.\nUsers are recommended to upgrade to version 2.4.68, which fixes this issue."}], "id": "CVE-2026-34355", "lastModified": "2026-06-08T23:17:23.690", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2026-06-08T16:16:38.387", "references": [{"source": "security@apache.org", "url": "https://httpd.apache.org/security/vulnerabilities_24.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openwall.com/lists/oss-security/2026/06/08/6"}], "sourceIdentifier": "security@apache.org", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-122"}], "source": "security@apache.org", "type": "Secondary"}]}

{}